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chapter 6
| Term | Definition |
|---|---|
| theory of evolution | the unifying theory of biology that posits that all living organisms evolved from a common ancestor |
| reproductively isolate | the inability of separate populations to interbreed |
| binomial nomenclature | a system of naming species using two names, the first of which refers to the genus |
| taxon | (pl. taxa) a group of organisms that share a common ancestry |
| natural selection | a mechanism of evolutionary change that results when individuals that are better adapted than other in meeting the challenges of the environmental produce more offspring |
| genus | a group of similar species |
| phylogeny | the evolutionary history of a species or other taxon |
| biological specifics concept | the definition of species as a population of organisms that have common characteristics and can successfully breed with each other |
| species epithet | the species name of an organism |
| phylogenetics | the study of evolutionary relationships |